A-Level Biology Revision
Build a deeper understanding of key biological concepts, strengthen your knowledge and prepare confidently for your A-Level Biology exams with clear, focused revision resources.
Choose your exam board
Not sure which exam board you're studying? All Biology resources on this page work across every board — pick yours to filter, or just keep browsing.
Video Lessons
Hundreds of comprehensive video lessons covering every module and topic, specifically designed to help you excel at Biology.
Biodiversity, evolution and disease
Biological molecules
Cells
Communication, homeostasis and energy
Development of practical skills in biology
Energy transfers in and between organisms
Exchange and transport
Foundations in biology
Genetic information, variation and relationships between organisms
Genetics, evolution and ecosystems
Genetics, populations, evolution and ecosystems
Mock Paper
Organisms exchange substances with their environment
Organisms respond to changes in their internal and external environments
Required practical activities
The control of gene expression
Topic 1: Biological Molecules
Topic 1: Lifestyle, Health and Risk
Topic 2: Cells, Viruses and Reproduction of Living Things
Topic 2: Genes and Health
Topic 3: Classification and Biodiversity
Topic 3: Voice of the Genome
Topic 4: Biodiversity and Natural Resources
Topic 4: Exchange and Transport
Topic 5: Energy for Biological Processes
Topic 5: On the Wild Side
Topic 6: Immunity, Infection and Forensics
Topic 6: Microbiology and Pathogens
Topic 7: Modern Genetics
Topic 7: Run for your Life
Topic 8: Grey Matter
Topic 8: Origins of Genetic Variation
Topic 9: Control Systems
Topic 10: Ecosystems
Quizzes
Interactive quizzes covering every module and topic, so you can test your knowledge of Biology as you go.
Biodiversity, evolution and disease
Biological molecules
Cells
Communication, homeostasis and energy
Energy transfers in and between organisms
Exchange and transport
Foundations in biology
Genetic information, variation and relationships between organisms
Genetics, evolution and ecosystems
Genetics, populations, evolution and ecosystems
Organisms exchange substances with their environment
Organisms respond to changes in their internal and external environments
The control of gene expression
Topic 1: Biological Molecules
Topic 1: Lifestyle, Health and Risk
Topic 2: Cells, Viruses and Reproduction of Living Things
Topic 2: Genes and Health
Topic 3: Classification and Biodiversity
Topic 3: Voice of the Genome
Topic 4: Biodiversity and Natural Resources
Topic 4: Exchange and Transport
Topic 5: Energy for Biological Processes
Topic 5: On the Wild Side
Topic 6: Immunity, Infection and Forensics
Topic 6: Microbiology and Pathogens
Topic 7: Modern Genetics
Topic 7: Run for your Life
Topic 8: Grey Matter
Topic 8: Origins of Genetic Variation
Topic 9: Control Systems
Topic 10: Ecosystems
Loved by students, parents & teachers
Real reviews from real users.
Get full access to every Biology resource
Flashcards, Topic Summaries, Video Lessons, eBook Study Guides and more — all in one subscription.